We recently discussed diesel programmers and the role they play in our pursuit of higher performance. Although the OBD-II-driven devices have many different functions, changing the parameters in a ...

Performance tuning can reveal far more than just power figures, especially on a modified Ford Focus ST. A proper test can ...

Want to inject some additional performance into your car? Performance chips are an easy way to add more horsepower and torque. If you are looking to get more power and better fuel economy from your ...

The AI tune raised boost to 19.3 psi, dropped 0 to 60 time by a second, and it sounds mental. Wyatt started with a simple question for ChatGPT: “Can you give me a custom tune for my 335i?” He then ...

Those in the know are aware that this is a simple problem for the likes of Howard Tanner at Redline Motorsports. The Pompano Beach, Florida-based shop tunes everything from the 2,000hp twin-turbo C6 ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

Calling a Honda Civic with a laptop “the most feared thing in the car community” is mostly a joke—but it didn’t come out of nowhere. Some cars, certainly some Civics, can make a lot more power than ...

Most owners of bone-stock, or near-stock, LS1 vehicles have heard of handheld tuners. These wondrous little devices are best known for the ability to flash in a performance tune into the ECM-removing ...